<template>
  <p>{{ num }}</p>
  <button @click="add">add</button>
</template>

<script>
//#endregion
export default {
  name: "HelloWorld",
  data() {
    return {
      num: 0,
    };
  },
  methods: {
    add() {
      debugger;
      this.num++;
    },
  },
};
</script>

<style scoped>
</style>
